from the Forum department...Interface Level Measurement
Measuring interface level for drum boots level
By Sam on 22 October, 2014 - 6:05 am -
If you need help, supply more information on what you are working on like the details of the...
By Walt Boyes on 14 October, 2014 - 10:06 pm -
It is, of course, possible that the level isn¹t moving. Interface level is a seriously hard...
from the Flow department...Experiences Using Flow Meters From Flow Technology
Looking for feedback on flow meters and flow computers from Flow Technology Inc
from the Automation List department...Connecting an Analog I/O Module to a Delta PLC
Having problems connecting an analog I/O module to my Delta PLC
By Cauê on 20 October, 2014 - 6:22 am -
> Should be the +I and Comm.... Please verify the voltage across this. > it should be 24V....
By PLC Programmer on 17 October, 2014 - 9:49 pm -
Should be the +I and Comm.... Please verify the voltage across this. it should be 24V. If yes...
The asterisk *2 on the DVP06XA-S wiring diagram means 'note 2', which says,"If input signal is...
By Cauê on 17 October, 2014 - 4:07 pm -
The feedback from the transducer is current, 4-20mA in 24Vdc but in sink type. I already tested it...
The SMC ITV 2050-043BL4 is an I/P transducer. The digit '4' in the part number is for the...
By PLC Programmer on 15 October, 2014 - 9:45 pm -
So Let me get this straight. You have tested the valve with a 24 V signal varying the current...
from the pressure setting department...Calibration Pressure
i need to make setting to pressure in jockey pump controller
from the Forum department...Contactless Card Reader and PLC
How to connect contactless card reader to PLC?
By PLC Programmer on 14 October, 2014 - 6:31 am -
Please describe, why are you trying to connect a card reader to a PLC....
from the Forum department...How to measure tank level through differential pressure
Differential pressure as tank level incorrect reading
Hi Joe, I'm struggling with choosing the right CO2 sensor for my system. Could you tell me what...
from the Forum department...Line Monitoring
Looking for some basic information about line monitoring
from the Forum department...Orifice plate with square root function enabled
differential pressure transmitter (orifice plate) measuring flow with the square root function enabled
By J. R. Saunders on 12 October, 2014 - 1:41 pm -
I like what David Todd said about calibrating the transmitter in linear mode (techs are very...
from the Forum department...Square root extraction in DCS
Square root extraction in DCS
By JRS on 11 October, 2014 - 8:04 pm -
Formulas and constants are for use with Engineering Units for DCS presentation to the Operators. ...
from the Forum department...Measuring Principle of Field Instruments
Regarding the selection of Instruments and its measuring principle
By Roy Matson on 11 October, 2014 - 6:59 am -
> I want to understand that how measuring principle of an instrument would be > decided like...
Tony Kuphaldt's massive tome on instrumentation, "Lessons In Industrial Instrumentation,...
from the Right way to do this? department...Pump Running Indication on Control Circuit
How can I properly wire my pump panel to show that when the pump is actually running I get an indicator on my PLC/HMI.
By PLC programmer on 10 October, 2014 - 9:21 pm -
This can be achieved in multiple ways. I guess you are already reading the Ampere load to the...
from the Forum department...Tubing and Piping
Any differences about the size standard for piping and Tubing?
Gary, I used my preferred Internet search engine with the following search term: "what...
from the Instrumentation Design department...Using a Standpipe with DP Level Transmitter
Can we use a standpipe with a DP type level transmitter?
Hey there, saw some info about this kind of thing on this blog, maybe it has the answer you're...
from the Automation List department...Why 4-20 ma is used in Analog Signals?
Why 4-20 ma is used in Analog Signals?
Hey there, found some seriously useful info about this on a blog here ...
from the Instrumentation department...Load cell output mV linearity
Whether load cell output in mV will linearly increment according to weight added to it?
In case of zero load, the load cell is showing some mV output with supply voltage - whether this...
Ideally, yes, but . . . . A load cell is ratiometric, that is, its output is proportional to the...
from the Instrumentation department...Reversing the Range for Level Transmitter While Measuring Level
After calibrating, why we are reversing the range for Level Transmitter while measuring Level?
By LItto on 28 September, 2014 - 3:07 am -
or you may do one more thing, consider the range from -2500 to 0. that is what we usually do in our...
from the Maintenance department...Speed sensor problem
Problem found in measures with passive magnetic sensors in a over-speed trip system.
By Bitoy on 23 September, 2014 - 11:45 pm -
Hello Bryan. Thanks a lot for the link. The site is very helpful and informative. Cheers....
By CCBryan on 17 September, 2014 - 8:22 am -
> Have you found out the cause(s) to this problem Jim? We did identify what we feel is the...
By Bitoy on 17 September, 2014 - 2:05 am -
Have you found out the cause(s) to this problem Jim?...
from the Automation Safety department...AB or Siemens Equivalent Safety Product as Sick Flexi-Loop
Is there any Allen Bradley or Siemens safety product that has similar modular capbilities as Sick's Flexi-Loop system?
from the control department...4 wire vs. 3 wire RTD
What is the difference between 4 wire RTD and 3 wire RTD?
3 wire is more than adequate at that distance. your vendor can better inform you as it depends...
By san on 21 September, 2014 - 7:15 am -
For a 10m cable, which is the best options? 2 wire/3 Wire/4 wire RTD. I am going to test the...
from the seeking product recommendations department...Modbus TCP temperature monitor
I'm looking for a product recommendation
By SG on 17 September, 2014 - 6:39 am -
See there... http://pcsensor.com/index.php?_a=product&product_id=109 Moderator's...
I am looking for much the same thing, a simple temp and humidity for my server room. I just want...
from the instrument department...Gas Chromo readings
Retention time of gas chromo
By W.L. Mostia on 14 September, 2014 - 12:15 pm -
To the Moderator, In regards to the statement: "Moderator's note: I think...
from the Calibration department...Rosemount 3051 Calibration
Rosemount 3051 Calibration
Yes. 12-117 in wc....
So if I go through the zero suppression that would be like me rearranging it from 0-105" H20...
from the Instrumentation department...ABB Flowmeter -Flow Data Is Less
flow meter data is less compared to other flowmeters
what are the units for the 20 mA value? how long does it take for the 1 meter level change?...
By sandeep on 12 September, 2014 - 9:58 am -
Hello Walt 4-20mA output from the flowmeter is taken to SCADA (Labview) through PLC (Schneider) ...
>> "flow meter data is less compared to other flowmeters" >other flowmeters? ...
> 1) Is this a new installation or a new problem with an existing, previously satisfactory...
By Walt Boyes on 11 September, 2014 - 11:50 am -
Couple questions for you. Which output are you using, or are you looking at a totalizer on the...
> "flow meter data is less compared to other flowmeters" other flowmeters? ...
1) Is this a new installation or a new problem with an existing, previously satisfactory...
from the Forum department...Bently Nevada 1900/65A Equipment Monitor Input Problem
Vendor converts input signal before 1900/65A and convert back to same signal at the output
The District of Columbia has a law forbidding you to exert pressure on
a balloon and thereby cause a whistling sound on the streets.